From b39ac0b42f41d7e96c56ec9970aaf294baa58ba5 Mon Sep 17 00:00:00 2001
From: Frederik Gossen <frgossen@google.com>
Date: Mon, 2 Sep 2024 06:46:35 -0700
Subject: [PATCH] [XLA] Remove unused call graph in copy insertion pass

PiperOrigin-RevId: 670202770
---
 xla/service/copy_insertion.cc | 2 --
 1 file changed, 2 deletions(-)

diff --git a/xla/service/copy_insertion.cc b/xla/service/copy_insertion.cc
index 6e2fc858d09589..39eafb7886717f 100644
--- a/xla/service/copy_insertion.cc
+++ b/xla/service/copy_insertion.cc
@@ -2293,8 +2293,6 @@ absl::Status CopyInsertion::RemoveUnnecessaryCopies(
     }
   }
 
-  std::unique_ptr<CallGraph> call_graph = CallGraph::Build(module);
-
   int64_t num_existing_copies = GetNumExistingCopies(module, execution_threads);
   bool changed = true;
   int64_t num_iterations = -1;